clang -cc1 -cc1 -triple amd64-unknown-openbsd7.4 -analyze -disable-free -clear-ast-before-backend -disable-llvm-verifier -discard-value-names -main-file-name v_delete.c -analyzer-checker=core -analyzer-checker=apiModeling -analyzer-checker=unix -analyzer-checker=deadcode -analyzer-checker=security.insecureAPI.UncheckedReturn -analyzer-checker=security.insecureAPI.getpw -analyzer-checker=security.insecureAPI.gets -analyzer-checker=security.insecureAPI.mktemp -analyzer-checker=security.insecureAPI.mkstemp -analyzer-checker=security.insecureAPI.vfork -analyzer-checker=nullability.NullPassedToNonnull -analyzer-checker=nullability.NullReturnedFromNonnull -analyzer-output plist -w -setup-static-analyzer -mrelocation-model pic -pic-level 1 -pic-is-pie -mframe-pointer=all -relaxed-aliasing -ffp-contract=on -fno-rounding-math -mconstructor-aliases -funwind-tables=2 -target-cpu x86-64 -target-feature +retpoline-indirect-calls -target-feature +retpoline-indirect-branches -tune-cpu generic -debugger-tuning=gdb -fcoverage-compilation-dir=/usr/src/usr.bin/vi/build/obj -resource-dir /usr/local/llvm16/lib/clang/16 -I /usr/src/usr.bin/vi/build -I /usr/src/usr.bin/vi/build/../include -I . -internal-isystem /usr/local/llvm16/lib/clang/16/include -internal-externc-isystem /usr/include -O2 -fdebug-compilation-dir=/usr/src/usr.bin/vi/build/obj -ferror-limit 19 -fwrapv -D_RET_PROTECTOR -ret-protector -fcf-protection=branch -fno-jump-tables -fgnuc-version=4.2.1 -vectorize-loops -vectorize-slp -fno-builtin-malloc -fno-builtin-calloc -fno-builtin-realloc -fno-builtin-valloc -fno-builtin-free -fno-builtin-strdup -fno-builtin-strndup -analyzer-output=html -faddrsig -D__GCC_HAVE_DWARF2_CFI_ASM=1 -o /home/ben/Projects/scan/2024-01-11-140451-98009-1 -x c /usr/src/usr.bin/vi/build/../vi/v_delete.c
1 | |
2 | |
3 | |
4 | |
5 | |
6 | |
7 | |
8 | |
9 | |
10 | |
11 | |
12 | #include "config.h" |
13 | |
14 | #include <sys/types.h> |
15 | #include <sys/queue.h> |
16 | #include <sys/time.h> |
17 | |
18 | #include <bitstring.h> |
19 | #include <limits.h> |
20 | #include <stdio.h> |
21 | |
22 | #include "../common/common.h" |
23 | #include "vi.h" |
24 | |
25 | |
26 | |
27 | |
28 | |
29 | |
30 | |
31 | |
32 | int |
33 | v_delete(SCR *sp, VICMD *vp) |
34 | { |
35 | recno_t nlines; |
| 1 | 'nlines' declared without an initial value | |
|
36 | size_t len; |
37 | int lmode; |
38 | |
39 | lmode = F_ISSET(vp, VM_LMODE) ? CUT_LINEMODE : 0; |
| 2 | | Assuming the condition is false | |
|
| |
40 | |
41 | |
42 | if (cut(sp, F_ISSET(vp, VC_BUFFER) ? &vp->buffer : NULL, |
| 4 | | Assuming the condition is false | |
|
| |
| 8 | | Assuming the condition is false | |
|
| |
43 | &vp->m_start, &vp->m_stop, |
44 | lmode | (F_ISSET(vp, VM_CUTREQ) ? CUT_NUMREQ : CUT_NUMOPT))) |
| 6 | | Assuming the condition is false | |
|
| |
45 | return (1); |
46 | |
47 | |
48 | if (del(sp, &vp->m_start, &vp->m_stop, lmode)) |
| 10 | | Assuming the condition is false | |
|
| |
49 | return (1); |
50 | |
51 | |
52 | |
53 | |
54 | |
55 | if (!db_exist(sp, vp->m_final.lno + 1)) { |
| 12 | | Assuming the condition is false | |
|
| |
56 | if (db_last(sp, &nlines)) |
57 | return (1); |
58 | if (nlines == 0) { |
59 | vp->m_final.lno = 1; |
60 | vp->m_final.cno = 0; |
61 | return (0); |
62 | } |
63 | } |
64 | |
65 | |
66 | |
67 | |
68 | |
69 | |
70 | if (db_get(sp, vp->m_final.lno, 0, NULL, &len)) { |
| 14 | | Assuming the condition is true | |
|
| |
71 | if (db_get(sp, nlines, DBG_FATAL, NULL, &len)) |
| 16 | | 2nd function call argument is an uninitialized value |
|
72 | return (1); |
73 | vp->m_final.lno = nlines; |
74 | } |
75 | |
76 | |
77 | |
78 | |
79 | |
80 | |
81 | |
82 | |
83 | |
84 | if (!F_ISSET(vp, VM_LMODE)) { |
85 | F_CLR(vp, VM_RCM_MASK); |
86 | F_SET(vp, VM_RCM_SET); |
87 | |
88 | |
89 | if (vp->m_final.cno >= len) |
90 | vp->m_final.cno = len ? len - 1 : 0; |
91 | } |
92 | |
93 | |
94 | |
95 | |
96 | |
97 | |
98 | if (F_ISSET(vp, VM_LDOUBLE)) { |
99 | F_CLR(vp, VM_RCM_MASK); |
100 | F_SET(vp, VM_RCM_SETFNB); |
101 | } |
102 | return (0); |
103 | } |