diff options
Diffstat (limited to 'main/debootstrap/pkgdetails.c')
| -rw-r--r-- | main/debootstrap/pkgdetails.c | 209 |
1 files changed, 209 insertions, 0 deletions
diff --git a/main/debootstrap/pkgdetails.c b/main/debootstrap/pkgdetails.c new file mode 100644 index 0000000000..8403afb4c8 --- /dev/null +++ b/main/debootstrap/pkgdetails.c @@ -0,0 +1,209 @@ +#include <stdio.h> +#include <stdlib.h> +#include <string.h> +#include <ctype.h> + +#define MAX_LINE 1000 +#define MAX_PKGS 100 + +static char *fieldcpy(char *dst, char *fld) { + while (*fld && *fld != ':') + fld++; + if (!*(fld++)) + return NULL; + while (isspace(*fld)) fld++; + return strcpy(dst, fld); +} + +static void dogetdeps(char *pkgsfile, char **in_pkgs, int pkgc) { + char buf[MAX_LINE]; + char cur_pkg[MAX_LINE]; + char cur_deps[MAX_LINE]; + char *pkgs[MAX_PKGS]; + int i; + int skip; + FILE *f; + + cur_pkg[0] = cur_deps[0] = '\0'; + + for (i = 0; i < pkgc; i++) pkgs[i] = in_pkgs[i]; + + f = fopen(pkgsfile, "r"); + if (f == NULL) { + perror(pkgsfile); + exit(1); + } + + skip = 1; + while (fgets(buf, sizeof(buf), f)) { + if (*buf && buf[strlen(buf)-1] == '\n') buf[strlen(buf)-1] = '\0'; + if (strncasecmp(buf, "Package:", 8) == 0) { + skip = 1; + fieldcpy(cur_pkg, buf); + int any = 0; + for (i = 0; i < pkgc; i++) { + if (!pkgs[i]) continue; + any = 1; + if (strcmp(cur_pkg, pkgs[i]) == 0) { + skip = 0; + pkgs[i] = NULL; + break; + } + } + if (!any) break; + } else if (!skip && + (strncasecmp(buf, "Depends:", 8) == 0 || + strncasecmp(buf, "Pre-Depends:", 12) == 0)) + { + char *pch; + fieldcpy(cur_deps, buf); + pch = cur_deps; + while (1) { + while (isspace(*pch)) pch++; + if (!*pch) break; + + while (*pch && *pch != '(' && *pch != '|' && *pch != ',' + && !isspace(*pch)) + { + fputc(*pch++, stdout); + } + fputc('\n', stdout); + while (*pch && *pch++ != ',') (void)NULL; + } + } + } + fclose(f); +} + +static void dopkgmirrorpkgs(int uniq, char *mirror, char *pkgsfile, + char *fieldname, char **in_pkgs, int pkgc) +{ + char buf[MAX_LINE]; + char cur_field[MAX_LINE]; + char cur_pkg[MAX_LINE]; + char cur_ver[MAX_LINE]; + char cur_arch[MAX_LINE]; + char cur_size[MAX_LINE]; + char cur_md5[MAX_LINE]; + char cur_filename[MAX_LINE]; + char *pkgs[MAX_PKGS]; + int i; + FILE *f; + + cur_pkg[0] = cur_ver[0] = cur_arch[0] = cur_filename[0] = '\0'; + + for (i = 0; i < pkgc; i++) pkgs[i] = in_pkgs[i]; + + f = fopen(pkgsfile, "r"); + if (f == NULL) { + perror(pkgsfile); + exit(1); + } + while (fgets(buf, sizeof(buf), f)) { + if (*buf && buf[strlen(buf)-1] == '\n') buf[strlen(buf)-1] = '\0'; + if (strncasecmp(buf, fieldname, strlen(fieldname)) == 0) { + fieldcpy(cur_field, buf); + } + if (strncasecmp(buf, "Package:", 8) == 0) { + fieldcpy(cur_pkg, buf); + } else if (strncasecmp(buf, "Version:", 8) == 0) { + fieldcpy(cur_ver, buf); + } else if (strncasecmp(buf, "Architecture:", 13) == 0) { + fieldcpy(cur_arch, buf); + } else if (strncasecmp(buf, "Size:", 5) == 0) { + fieldcpy(cur_size, buf); + } else if (strncasecmp(buf, "MD5sum:", 7) == 0) { + fieldcpy(cur_md5, buf); + } else if (strncasecmp(buf, "Filename:", 9) == 0) { + fieldcpy(cur_filename, buf); + } else if (!*buf) { + int any = 0; + for (i = 0; i < pkgc; i++) { + if (!pkgs[i]) continue; + any = 1; + if (strcmp(cur_field, pkgs[i]) == 0) { + printf("%s %s %s %s %s %s %s\n", cur_pkg, cur_ver, cur_arch, mirror, cur_filename, cur_md5, cur_size); + if (uniq) pkgs[i] = NULL; + break; + } + } + if (!any) break; + } + } + fclose(f); + + /* any that weren't found are returned as "pkg -" */ + if (uniq) { + for (i = 0; i < pkgc; i++) { + if (pkgs[i]) { + printf("%s -\n", pkgs[i]); + } + } + } +} + +static int dotranslatewgetpercent(int low, int high, int end, char *str) { + int ch; + int val, lastval; + + /* print out anything that looks like a % on its own line, appropriately + * scaled */ + + lastval = val = 0; + while ( (ch = getchar()) != EOF ) { + if (isdigit(ch)) { + val *= 10; val += ch - '0'; + } else if (ch == '%') { + float f = (float) val / 100.0 * (high - low) + low; + if (str) { + printf("P: %d %d %s\n", (int) f, end, str); + } else { + printf("P: %d %d\n", (int) f, end); + } + lastval = val; + } else { + val = 0; + } + } + return lastval == 100; +} + +int main(int argc, char *argv[]) { + if ((argc == 6 || argc == 5) && strcmp(argv[1], "WGET%") == 0) { + if (dotranslatewgetpercent(atoi(argv[2]), atoi(argv[3]), + atoi(argv[4]), argc == 6 ? argv[5] : NULL)) + { + exit(0); + } else { + exit(1); + } + } else if (argc >= 4 && strcmp(argv[1], "GETDEPS") == 0) { + int i; + for (i = 3; argc - i > MAX_PKGS; i += MAX_PKGS) { + dogetdeps(argv[2], argv+i, MAX_PKGS); + } + dogetdeps(argv[2], argv+i, argc-i); + exit(0); + } else if (argc >= 5 && strcmp(argv[1], "PKGS") == 0) { + int i; + for (i = 4; argc - i > MAX_PKGS; i += MAX_PKGS) { + dopkgmirrorpkgs(1, argv[2], argv[3], "Package:", argv+i, MAX_PKGS); + } + dopkgmirrorpkgs(1, argv[2], argv[3], "Package:", argv+i, argc-i); + exit(0); + } else if (argc >= 6 && strcmp(argv[1], "FIELD") == 0) { + int i; + for (i = 5; argc - i > MAX_PKGS; i += MAX_PKGS) { + dopkgmirrorpkgs(0, argv[3], argv[4], argv[2], argv+i, MAX_PKGS); + } + dopkgmirrorpkgs(0, argv[3], argv[4], argv[2], argv+i, argc-i); + exit(0); + } else { + fprintf(stderr, "usage: %s PKGS mirror packagesfile pkgs..\n", argv[0]); + fprintf(stderr, " or: %s FIELD field mirror packagesfile pkgs..\n", + argv[0]); + fprintf(stderr, " or: %s GETDEPS packagesfile pkgs..\n", argv[0]); + fprintf(stderr, " or: %s WGET%% low high end reason\n", argv[0]); + exit(1); + } +} |