diff options
Diffstat (limited to 'src/pacman/util.c')
| -rw-r--r-- | src/pacman/util.c | 165 |
1 files changed, 71 insertions, 94 deletions
diff --git a/src/pacman/util.c b/src/pacman/util.c index a02b43cd..353aae3a 100644 --- a/src/pacman/util.c +++ b/src/pacman/util.c @@ -45,9 +45,9 @@ #include "callback.h" -int trans_init(pmtranstype_t type, pmtransflag_t flags) +int trans_init(pmtransflag_t flags) { - if(alpm_trans_init(type, flags, cb_trans_evt, + if(alpm_trans_init(flags, cb_trans_evt, cb_trans_conv, cb_trans_progress) == -1) { pm_fprintf(stderr, PM_LOG_ERROR, _("failed to init transaction (%s)\n"), alpm_strerrorlast()); @@ -85,34 +85,18 @@ int needs_root(void) /* gets the current screen column width */ int getcols(void) { - if(!isatty(1)) { - /* We will default to 80 columns if we're not a tty - * this seems a fairly standard file width. - */ - return 80; - } else { #ifdef TIOCGSIZE - struct ttysize win; - if(ioctl(1, TIOCGSIZE, &win) == 0) { - return win.ts_cols; - } -#elif defined(TIOCGWINSZ) - struct winsize win; - if(ioctl(1, TIOCGWINSZ, &win) == 0) { - return win.ws_col; - } -#endif - /* If we can't figure anything out, we'll just assume 80 columns */ - /* TODO any problems caused by this assumption? */ - return 80; + struct ttysize win; + if(ioctl(1, TIOCGSIZE, &win) == 0) { + return win.ts_cols; } - /* Original envvar way - prone to display issues - const char *cenv = getenv("COLUMNS"); - if(cenv != NULL) { - return atoi(cenv); +#elif defined(TIOCGWINSZ) + struct winsize win; + if(ioctl(1, TIOCGWINSZ, &win) == 0) { + return win.ws_col; } - return -1; - */ +#endif + return 0; } /* does the same thing as 'mkdir -p' */ @@ -256,6 +240,14 @@ void indentprint(const char *str, int indent) return; } + cols = getcols(); + + /* if we're not a tty, print without indenting */ + if(cols == 0) { + printf("%s", str); + return; + } + len = strlen(str) + 1; wcstr = calloc(len, sizeof(wchar_t)); len = mbstowcs(wcstr, str, len); @@ -265,7 +257,6 @@ void indentprint(const char *str, int indent) if(!p) { return; } - cols = getcols(); while(*p) { if(*p == L' ') { @@ -284,7 +275,7 @@ void indentprint(const char *str, int indent) } if(len > (cols - cidx - 1)) { /* wrap to a newline and reindent */ - fprintf(stdout, "\n%-*s", indent, ""); + printf("\n%-*s", indent, ""); cidx = indent; } else { printf(" "); @@ -292,7 +283,7 @@ void indentprint(const char *str, int indent) } continue; } - fprintf(stdout, "%lc", (wint_t)*p); + printf("%lc", (wint_t)*p); cidx += wcwidth(*p); p++; } @@ -344,48 +335,65 @@ char *strtrim(char *str) return(str); } -/* Helper function for strreplace */ -static void _strnadd(char **str, const char *append, unsigned int count) -{ - if(*str) { - *str = realloc(*str, strlen(*str) + count + 1); - } else { - *str = calloc(sizeof(char), count + 1); - } - - strncat(*str, append, count); -} - /* Replace all occurances of 'needle' with 'replace' in 'str', returning * a new string (must be free'd) */ char *strreplace(const char *str, const char *needle, const char *replace) { - const char *p, *q; - p = q = str; + const char *p = NULL, *q = NULL; + char *newstr = NULL, *newp = NULL; + alpm_list_t *i = NULL, *list = NULL; + size_t needlesz = strlen(needle), replacesz = strlen(replace); + size_t newsz; - char *newstr = NULL; - unsigned int needlesz = strlen(needle), - replacesz = strlen(replace); + if(!str) { + return(NULL); + } - while (1) { + p = str; + q = strstr(p, needle); + while(q) { + list = alpm_list_add(list, (char *)q); + p = q + needlesz; q = strstr(p, needle); - if(!q) { /* not found */ - if(*p) { - /* add the rest of 'p' */ - _strnadd(&newstr, p, strlen(p)); - } - break; - } else { /* found match */ - if(q > p){ - /* add chars between this occurance and last occurance, if any */ - _strnadd(&newstr, p, q - p); - } - _strnadd(&newstr, replace, replacesz); - p = q + needlesz; + } + + /* no occurences of needle found */ + if(!list) { + return(strdup(str)); + } + /* size of new string = size of old string + "number of occurences of needle" + * x "size difference between replace and needle" */ + newsz = strlen(str) + 1 + + alpm_list_count(list) * (replacesz - needlesz); + newstr = malloc(newsz); + if(!newstr) { + return(NULL); + } + *newstr = '\0'; + + p = str; + newp = newstr; + for(i = list; i; i = alpm_list_next(i)) { + q = alpm_list_getdata(i); + if(q > p){ + /* add chars between this occurence and last occurence, if any */ + strncpy(newp, p, q - p); + newp += q - p; } + strncpy(newp, replace, replacesz); + newp += replacesz; + p = q + needlesz; } + alpm_list_free(list); - return newstr; + if(*p) { + /* add the rest of 'p' */ + strcpy(newp, p); + newp += strlen(p); + } + *newp = '\0'; + + return(newstr); } /** Splits a string into a list of strings using the chosen character as @@ -476,7 +484,7 @@ void list_display(const char *title, const alpm_list_t *list) /* two additional spaces are added to the length */ s += 2; int maxcols = getcols(); - if(s + cols > maxcols) { + if(s + cols > maxcols && maxcols > 0) { int j; cols = len; printf("\n"); @@ -576,37 +584,6 @@ void display_targets(const alpm_list_t *pkgs, int install) FREELIST(targets); } -/* Display a list of transaction targets. - * `pkgs` should be a list of pmpkg_t's, - * retrieved from a transaction object - */ -void display_synctargets(const alpm_list_t *syncpkgs) -{ - const alpm_list_t *i, *j; - alpm_list_t *pkglist = NULL, *rpkglist = NULL; - - for(i = syncpkgs; i; i = alpm_list_next(i)) { - pmpkg_t *pkg = alpm_list_getdata(i); - pkglist = alpm_list_add(pkglist, pkg); - - /* The removes member contains a list of packages to be removed - * due to the package that is being installed. */ - alpm_list_t *to_replace = alpm_pkg_get_removes(pkg); - - for(j = to_replace; j; j = alpm_list_next(j)) { - pmpkg_t *rp = alpm_list_getdata(j); - rpkglist = alpm_list_add(rpkglist, rp); - } - } - - /* start displaying information */ - display_targets(rpkglist, 0); - display_targets(pkglist, 1); - - alpm_list_free(pkglist); - alpm_list_free(rpkglist); -} - /* Helper function for comparing strings using the * alpm "compare func" signature */ int str_cmp(const void *s1, const void *s2) |